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11 Overview
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33 The building and construction system in Solarpunk allows players to construct homes, workshops, storage facilities, and other structures on the floating islands. Building uses a foundation-based approach where players place foundations first, then add walls, doors, roofs, and stairs to create multi-floor structures.
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55 The Build-Hammer
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88 Construction is performed with the Build-Hammer, a tool crafted from Stone and Stick. Equipping the Build-Hammer opens the building interface, which displays available building pieces, material options, and a placement preview.
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1010 Placement System
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1212 When placing building pieces, a color-coded indicator shows whether the position is valid:
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1414 Blue: Valid placement. The piece can be built here.Orange: Invalid placement. The piece overlaps with existing structures, terrain, or lacks a proper connection point.
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1616 Pieces snap to connection points on existing structures, making it straightforward to align walls, floors, and roofs correctly.
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18+When placing a piece, on-screen prompts show the controls for rotating it and adjusting its height, so structures can be lined up precisely before they are committed. These build prompts were expanded in a post-launch update; see Updates and Patches.
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1820 Material Categories
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2123 Solarpunk offers three categories of building materials. Wood was available from the start, while Glass and Brick were unlocked as Kickstarter stretch goals.
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2325 MaterialSourceNotesWoodHarvested from trees and processedAvailable from the beginning of the game; used in the demoGlassCrafted from Sand (Kickstarter stretch goal)Allows transparent walls and windows for greenhouses and decorative buildsBrickCrafted from Clay and Stone (Kickstarter stretch goal)Provides a more durable, industrial aesthetic
2426 Building Process
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2628 The standard building workflow follows these steps:
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2830 Foundation: Place a foundation piece on valid ground. This is the base that all other pieces attach to.Walls: Attach wall pieces to the edges of the foundation. Wall variants include solid walls and walls with door spaces.Door frame: Place a door frame in a wall opening to create an entryway.Roof: Add roof pieces on top of the walls to enclose the structure.Stairs: For multi-floor homes, place stairs to connect the ground floor to upper levels. Additional foundations can be placed above existing structures to create new floors.
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3032 Demolition
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3335 To remove building pieces, equip an axe and right-click on a wall or structure component. Demolition recovers approximately 50% of the original resources used to build that piece. This means rebuilding or relocating structures has a material cost, so planning the layout before building is worthwhile.
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3537 Signage and Labeling
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3739 Signage and labeling systems are confirmed for the game. Players can place signs on or near structures to mark rooms, storage areas, or automation zones. This is particularly useful in multiplayer sessions where multiple players share a base and need to identify which areas serve which purpose.
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3941 Building Tips
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4143 Plan your base layout before placing foundations to avoid wasting materials on demolitionBuild greenhouses with glass walls to protect crops from storm damageUse stairs to build upward when island surface area is limitedPlace energy infrastructure (solar panels, batteries) on rooftops to save ground spaceKeep the Build-Hammer accessible; you will use it frequently as your base grows